OpenTechnical

OT-2026-000075040

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000075040) never changes.

Identity and time

Publication numberOT-2026-000075040 · never reused
Internal UUID01a0ae93-ac2e-7a18-959a-f957d17f37a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075040
StatusPUBLIC

Content hashes

Canonical text1acdfaaf3ac71dff0cb3c0b106b9c7ca310e505a65569b871a38d959a19190fb
Markdown611175947b7232736bb6686cb55b5af0021bf9f71fee5454281088a2dc8bc845
PDF
Publication page05fe3940edafb4cc712c4bd3e1c0ff41a71f88b2130fa178701d11596f879e58
Manifest69ca908ae26c2edb9079ef5fd457f5a74eb8ecafc493e7f550a90e809db8e28f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature+iurF+M2+jcLB5Q3LgjsIR7wbSr9tBfvbLw/te2H8p24UWbaO4nG1w50CFIkVIMgj6w5MIMdjCMxHD49iEBqAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:18:51.281674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075040
observed 05fe3940edafb4cc712c4bd3e1c0ff41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:51.263651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075040/manifest.json
observed 69ca908ae26c2edb9079ef5fd457f5a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:51.247267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075040/publication.md
observed 611175947b7232736bb6686cb55b5af0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:51.229759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075040/publication.txt
observed 1acdfaaf3ac71dff0cb3c0b106b9c7ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.